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AQHZm+3/V+K2kdospka4PVvN7GN1wK+Gos3g Date: Mon, 12 Jun 2023 05:19:17 +0000 Message-ID: References: <20230527085910.972-1-anoobj@marvell.com> <20230530100158.1428-1-anoobj@marvell.com> <20230530100158.1428-7-anoobj@marvell.com> <2632776.BddDVKsqQX@thomas> In-Reply-To: <2632776.BddDVKsqQX@thomas> Accept-Language: en-IN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-dg-rorf: true x-dg-ref: =?iso-8859-1?Q?PG1ldGE+PGF0IG5tPSJib2R5LnR4dCIgcD0iYzpcdXNlcnNcYW5vb2JqXG?= =?iso-8859-1?Q?FwcGRhdGFccm9hbWluZ1wwOWQ4NDliNi0zMmQzLTRhNDAtODVlZS02Yjg0?= =?iso-8859-1?Q?YmEyOWUzNWJcbXNnc1xtc2ctYWIzNGRjZTUtMDhlMC0xMWVlLTljNTQtNG?= =?iso-8859-1?Q?MwMzRmNWY5YjRmXGFtZS10ZXN0XGFiMzRkY2U3LTA4ZTAtMTFlZS05YzU0?= =?iso-8859-1?Q?LTRjMDM0ZjVmOWI0ZmJvZHkudHh0IiBzej0iMjQ2NSIgdD0iMTMzMzEwMj?= =?iso-8859-1?Q?A3NTQzMzc3MjE3IiBoPSJHQUI5SzVObFM0NE9rZ3ExTDFuelRFekdrbUU9?= =?iso-8859-1?Q?IiBpZD0iIiBibD0iMCIgYm89IjEiIGNpPSJjQUFBQUVSSFUxUlNSVUZOQ2?= 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X-MS-Exchange-CrossTenant-originalarrivaltime: 12 Jun 2023 05:19:17.3504 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 70e1fb47-1155-421d-87fc-2e58f638b6e0 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: w1Igq+xajo9MiyoeVCDInwkoAMD/yJOidsH6o02AZAOSMbfqvtgw17SZxeo+5UXeUjymEWuaAfo49gI7Qld5xg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA3PR18MB5626 X-Proofpoint-ORIG-GUID: HRC76jzvacvVtsT3tyjLtpHGFVG4TlFL X-Proofpoint-GUID: HRC76jzvacvVtsT3tyjLtpHGFVG4TlFL X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.573,FMLib:17.11.176.26 definitions=2023-06-12_02,2023-06-09_01,2023-05-22_02 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Hi Thomas, Thanks for the fix. Will check if we can have it addressed properly. Thanks, Anoob > -----Original Message----- > From: Thomas Monjalon > Sent: Sunday, June 11, 2023 4:21 AM > To: Akhil Goyal ; Kiran Kumar Kokkilagadda > ; Volodymyr Fialko ; > Anoob Joseph > Cc: Jerin Jacob Kollanukkaran ; Konstantin Ananyev > ; dev@dpdk.org; Hemant Agrawal > ; Mattias R=F6nnblom > ; dev@dpdk.org; Olivier Matz > ; Stephen Hemminger > ; david.marchand@redhat.com > Subject: [EXT] Re: [PATCH v6 06/21] pdcp: add pre and post process for UL >=20 > External Email >=20 > ---------------------------------------------------------------------- > Hello, >=20 > I'm sorry to inform you that I see a compilation failure when cross-compi= ling > for PPC64: > err_mb is seen as potentially unitialized when calling rte_memcpy(). >=20 >=20 > 30/05/2023 12:01, Anoob Joseph: > > +static uint16_t > > +pdcp_post_process_ul(const struct rte_pdcp_entity *entity, > > + struct rte_mbuf *in_mb[], struct rte_mbuf *out_mb[], > > + uint16_t num, uint16_t *nb_err_ret) { > > + struct entity_priv *en_priv =3D entity_priv_get(entity); > > + const uint32_t hdr_trim_sz =3D en_priv->aad_sz; > > + int i, nb_success =3D 0, nb_err =3D 0; > > + struct rte_mbuf *mb, *err_mb[num]; > > + >=20 > I need to add a workaround here to make GCC happy: > #ifdef RTE_ARCH_PPC_64 > err_mb[0] =3D NULL; /* workaround PPC-GCC bug */ #endif >=20 > > + for (i =3D 0; i < num; i++) { > > + mb =3D in_mb[i]; > > + if (unlikely(mb->ol_flags & > RTE_MBUF_F_RX_SEC_OFFLOAD_FAILED)) { > > + err_mb[nb_err++] =3D mb; > > + continue; > > + } > > + > > + if (hdr_trim_sz) > > + rte_pktmbuf_adj(mb, hdr_trim_sz); > > + > > + out_mb[nb_success++] =3D mb; > > + } > > + > > + if (unlikely(nb_err !=3D 0)) > > + rte_memcpy(&out_mb[nb_success], err_mb, nb_err * > sizeof(struct > > +rte_mbuf *)); > > + > > + *nb_err_ret =3D nb_err; > > + return nb_success; > > +} >=20 > I've added the workaround in 3 places while pulling next-crypto tree. > Feel free to improve it with a new patch, thanks. >=20